Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training,
learning paths, books, tutorials, and more.

7.4. Managed and Non-Managed Environments

The terms managed and non-managed have been used at various points in the book to differentiate between traditional two-tier Java applications and multi-tier Java applications.

A two-tier Java application explicitly connects to the underlying datastore (which constitutes the second tier) and begins and ends its own local transactions. A two-tier application typically starts, does something at the bequest of a user and ends.

A multi-tier Java application requests connections from a connection manager and may delegate transaction control to an external coordinator. This coordinator begins and ends transactions implicitly, potentially coordinating multiple different data sources into a single distributed ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training,
learning paths, books, interactive tutorials, and more.